Using ES2017 Async Functions

ES2017 was finalized in June, and with it came wide support for my new favorite JavaScript feature: async functions! If you've ever struggled with reasoning about asynchronous JavaScript, this is for you. If you haven't, then, well, you're probably a super-genius.

Async functions more or less let you write sequenced JavaScript code, without wrapping all your logic in callbacks, generators, or promises. Consider this:

function logger() {
let data = fetch('https://sampleapi.com/posts')
console.log(data)
}

logger()

This code doesn't do what …

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